20950472000

素因数分解:

$2^6\times 5^3\times {\mathrm{347}}^1\times {\mathrm{7547}}^1$

素因数の和:7921

約数の個数: 112

約数和(自身を含む): 52040259648

約数和(自身を除く): 31089787648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 250, 320, 347, 400, 500, 694, 800, 1000, 1388, 1600, 1735, 2000, 2776, 3470, 4000, 5552, 6940, 7547, 8000, 8675, 11104, 13880, 15094, 17350, 22208, 27760, 30188, 34700, 37735, 43375, 55520, 60376, 69400, 75470, 86750, 111040, 120752, 138800, 150940, 173500, 188675, 241504, 277600, 301880, 347000, 377350, 483008, 555200, 603760, 694000, 754700, 943375, 1207520, 1388000, 1509400, 1886750, 2415040, 2618809, 2776000, 3018800, 3773500, 5237618, 6037600, 7547000, 10475236, 12075200, 13094045, 15094000, 20950472, 26188090, 30188000, 41900944, 52376180, 60376000, 65470225, 83801888, 104752360, 130940450, 167603776, 209504720, 261880900, 327351125, 419009440, 523761800, 654702250, 838018880, 1047523600, 1309404500, 2095047200, 2618809000, 4190094400, 5237618000, 10475236000, 20950472000]

約数ペア:

[(1, 20950472000), (2, 10475236000), (4, 5237618000), (5, 4190094400), (8, 2618809000), (10, 2095047200), (16, 1309404500), (20, 1047523600), (25, 838018880), (32, 654702250), (40, 523761800), (50, 419009440), (64, 327351125), (80, 261880900), (100, 209504720), (125, 167603776), (160, 130940450), (200, 104752360), (250, 83801888), (320, 65470225), (347, 60376000), (400, 52376180), (500, 41900944), (694, 30188000), (800, 26188090), (1000, 20950472), (1388, 15094000), (1600, 13094045), (1735, 12075200), (2000, 10475236), (2776, 7547000), (3470, 6037600), (4000, 5237618), (5552, 3773500), (6940, 3018800), (7547, 2776000), (8000, 2618809), (8675, 2415040), (11104, 1886750), (13880, 1509400), (15094, 1388000), (17350, 1207520), (22208, 943375), (27760, 754700), (30188, 694000), (34700, 603760), (37735, 555200), (43375, 483008), (55520, 377350), (60376, 347000), (69400, 301880), (75470, 277600), (86750, 241504), (111040, 188675), (120752, 173500), (138800, 150940)]